mirror of
https://repo.or.cz/socat.git
synced 2024-12-22 23:42:34 +00:00
59 lines
1.2 KiB
Bash
Executable file
59 lines
1.2 KiB
Bash
Executable file
#! /bin/bash
|
|
# source: proxyecho.sh
|
|
# Copyright Gerhard Rieger and contributors (see file CHANGES)
|
|
# Published under the GNU General Public License V.2, see file COPYING
|
|
|
|
# perform primitive simulation of a proxy server with echo function via stdio.
|
|
# accepts and answers correct HTTP CONNECT requests, but then just echoes data.
|
|
# it is required for test.sh
|
|
# for TCP, use this script as:
|
|
# socat tcp-l:8080,reuseaddr,crlf system:"proxyecho.sh"
|
|
|
|
if type socat >/dev/null 2>&1; then
|
|
SOCAT=socat
|
|
else
|
|
SOCAT=./socat
|
|
fi
|
|
|
|
case `uname` in
|
|
HP-UX|OSF1)
|
|
CAT="$SOCAT -u stdin stdout"
|
|
;;
|
|
*)
|
|
CAT=cat
|
|
;;
|
|
esac
|
|
|
|
SPACES=" "
|
|
while [ -n "$1" ]; do
|
|
case "$1" in
|
|
-w) n="$2"; while [ "$n" -gt 0 ]; do SPACES="$SPACES "; n=$((n-1)); done
|
|
shift ;;
|
|
#-s) STAT="$2"; shift ;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
# read and parse HTTP request
|
|
read l
|
|
if echo "$l" |egrep '^CONNECT +[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+:[0-9]+ +HTTP/1.[01]$' >/dev/null
|
|
then
|
|
: go on below
|
|
else
|
|
echo "HTTP/1.0${SPACES}500 Bad Request"
|
|
echo
|
|
exit
|
|
fi
|
|
|
|
# read more headers until empty line
|
|
while [ -n "$l" ]; do
|
|
read l
|
|
done
|
|
|
|
# send status
|
|
echo "HTTP/1.0${SPACES}200 OK"
|
|
# send empty line
|
|
echo
|
|
|
|
# perform echo function
|
|
exec $CAT
|